Characteristics between the branch points of a cladogram that are shared by all organisms above the branch point and are not present in any below it are called
A. homologous characters.
B. homoplastic characters.
C. ancestral characters.
D. derived characters.
E. novel characters.
D. derived characters.
Biology & Microbiology
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HIV typically attaches to
A. protein A. B. C3b. C. C5a. D. CD4.
Biology & Microbiology
Select the molecule that contains the least stored chemical energy:a
ethyl alcohol. b. pyruvate. c. glucose. d. lactate. e. oxygen.
Biology & Microbiology
Choose the one most appropriate answer for each.
A. Endemic B. Extinct species C. D. Conservation biology E. Endangered species F. Ecological restoration G. Biodiversity hot spots H. Threatened species I. Biological magnification J. K. Bioaccumulation
Biology & Microbiology
Which of the following is known to be teratogenic?
A) Epstein-Barr virus B) cytomegalovirus C) Plasmodium D) Borrelia E) dengue virus
Biology & Microbiology